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| 1 | Does nitrogen fertilization impact nonstructural carbohydrate storage in evergreen Podocarpus macrophyllus saplings?显示文摘Nonstructural carbon(NSC),which represents the relationship between the carbon source and carbon sink,is an important factor that reflects the functions and performance of a tree.However,little is known regarding the timeseries responses of NSC storage in evergreen species to different nitrogen(N)fertilization regimes.This study,which was based on a pot experiment,examined the response of the NSC(soluble sugars and starch storage to different N addition intensities[light N addition(LN):6.5 g N m^(-2)a^(-1);moderate N addition(MN):13.0 g N m^(-2)a^(-1);and heavy N addition(HN):26.0 g N m^(-2)a^(-1))]in saplings of the evergreen species Podocarpus macrophyllus.Our results showed that the net photosynthetic rate(P_(n))under MN was significantly higher than that under LN,but was comparable to that under HN.Moreover,saplings subject to MN had a significant higher leaf biomass than that to LN and HN.These results indicated that the C supply via photosynthesis under MN was greater than that under LN and HN.The NSCs reserve under MN was considerable with that under LN,which suggested that saplings in MN group consumed higher and stored lower properties of NSCs than those in LN group.However,saplings under HN stored higher properties of NSCs than those under MN considering that no difference in NSCs pools was found between the two treatments.The leaf N concentrations were found in the increasing sequence of LN | Renshan Li Jianming Han Liqiong Zhu Lijun Zhao Xiangling Huang Mingyue Zhang Qingpeng Yang Weidong Zhang | 2021 | Journal of Forestry Research2021,32,4: | 1 |
| 2 | Cloning and Bioinformatics Analysis of zmERECTA显示文摘[Objective] This study was conducted to clone zmERECTA gene according to Arabidopsis ERECTA sequence and predict its characteristics by bioinformatics. [Method] The c DNA of zmERECTA gene was isolated from B73 using RT-PCR, and analyzed by bioinformatics methods. [Result] zmERECTA gene was 2 985 bp in size, which encoded a protein consisting of 944 amino acids, containing leucine-rich repeats, a PKC domain, two transmembrane regions, 14 N-glycosylation potential sites and41 kinase specific phosphorylation sites. The theoretical p I and molecular weight of zmERECTA protein was 6.01 and 10 8495.5respectively. [Conclusion] Cloning and bioinformatics of zmERECTA gene laid a foundation for further research. | Yihong JI Jinbao PAN Min LU Jun HAN Zhangjie NAN Qingpeng SUN | 2016 | Agricultural Science & Technology2016,17,4: | 0 |
| 3 | Long-term and monthly changes in abundance,size composition and spatial distribution of the mantis shrimp Oratosquilla oratoriainthe BohaiSea显示文摘With the decline in fish resources worldwide,the ecological dominance and economic importance of crustaceans have obviously increased.Among crustacean species,mantis shrimps are increasingly dominant in many coastal waters of the world.In China,Oratosquilla oratoria is the most widely distributed and productive species of mantis shrimp,and its relative resource density is the highest in the Bohai Sea.In this study,we analysed the long-term and monthly population characteristics of O.oratoria in the Bohai Sea,including its relative resource density,body size and spatial distribution.The results showed that the relative resource density of O.oratoria in the Bohai Sea increased from 3.59 kg/h in 1982 to 14.48 kg/h in 2018,and the percentage of this species that serves as a fishery resource increased from 4.22%in 1982 to 35.27%in 2018,based on the mean relative resource density in May and August.The relative resource density of O.oratoria in the fishing moratorium season from May to August was significantly higher than that in the other months of fishing season,and the relative resource density decreased rapidly after the fishing moratorium ended.The relative resource density of O.oratoria was the highest in summer(August),followed by in autumn(October)and spring(May),and it was the lowest in winter(January).The relative resource density of O.oratoria in the western Bohai Sea was higher than that in the eastern Bohai Sea.The mean body weight of O.oratoria in the Bohai Sea decreased from 21.95 g in 1982 to 14.34 g in 2018,based on the mean body weight in May and August.The body size of O.oratoria in the fishing moratorium season was significantly higher than that in the fishing season,and the body size decreased rapidly after the fishing moratorium ended.Overall,in the context of declining resources of most fishery species,the relative resource density of O.oratoria increased due to its hardiness and adaptability,and its body size decreased under intensive fishing over the past 30 years.The fishing moratorium system had a great influence on the population dynamics of O.oratoria in terms of the relative resource density and body size in the Bohai Sea. | Qiang Wu Qingpeng Han Yue Jin Tao Yang Zhongyi Li Xiujuan Shan Xianshi Jin | 2022 | Acta Oceanologica Sinica2022,41,12: | 0 |
| 4 | Electro-chemo-mechanical design of polymer matrix in composited LiNi_(0.8)Co_(0.1)Mn_(0.1)O_(2) cathode endows solid-state batteries with superior performance显示文摘Nickel-rich LiNi_(0.8)Co_(0.1)Mn_(0.1)O_(2)(NCM811) cathode material has been widely concerned due to its high voltage,high specific capacity and excellent rate performance,which is considered as one of the most promising cathode materials for the next generation of high-energy-density solid-state lithium batteries.However,serious electro-chemo-mechanical degradation of Nickel-rich cathode during cycling,especially at a high voltage(over 4.5 V),constrains their large-scale application.Here,using the multiphysical simulation,highly-conductive polymer matrix with spontaneous stress-buffering effect was uncovered theoretically for reinforcing the electrochemical performance of composited NCM81 1 cathode through the visualization of uniform concentration distribution of Li-ion coupled with improved stress field inside NCM811 cathode.Thereupon,polyacrylonitrile(PAN) and soft polyvinylidene fluoride(PVDF) were selected as the polymer matrix to fabricate the composited NCM811 cathode(PVDFPAN@NCM811) for improving the electrochemical performance of the solid-state NMC811|Li full cells,which can maintain high capacity over 146.2 mA h g^(-1)after 200 cycles at a high voltage of 4.5 V.Suggestively,designing a multifunctional polymer matrix with high ionic conductivity and mechanical property can buffer the stress and maintain the integrity of the structure,which can be regarded as the door-opening avenue to realize the high electrochemical performance of Ni-rich cathode for solidstate batteries. | Haolong Jiang Xieyu Xu Qingpeng Guo Hui Wang Jiayi Zheng Yuhao Zhu Huize Jiang Olesya O.Kapitanova Valentyn S.Volkov Jialin Wang Yaqi Chen Yongjing Wang Yu Han Chunman Zheng Kai Xie Shizhao Xiong Yangyang Liu Xingxing Jiao | 2023 | Journal of Energy Chemistry2023,,3: | 0 |
| 5 | Reinforced interface endows the lithium anode with stable cycle at high-temperature of 80℃显示文摘Embracing ultrahigh theoretical capacity of 3860 mA h g^(-1)and the lowest reduction potential of-3.04 V(versus standard hydrogen electrode),lithium(Li) is considered as the 'holy grail' material for pursuing higher energy density,of which application has been challenged due to the unstable interface caused by the non-uniform electrodeposition as well as high chemical activity.Operating at higher temperature can be recommended to uniform electrodeposition of Li metal.Nevertheless,the intrinsic side-reaction between Li metal anode and electrolyte is inevitably aggravated and thus fosters the failure of Li metal anode rapidly with uneven electrodeposition.Here,a kind of temperature-tolerated ionic liquid(1-methyl-3-ethylimidazole bis(fluorosulfo nyl)imide/lithium bis(trifluoromethylsulfo nyl)imide,EF/LT)based electrolyte that matrixed with poly(vinylidene fluoride-hexafluoropropylene) was designed to maintain the interfacial stabilization of Li metal due to the weak interfacial reaction and uniform electrodeposition at high temperature of 80℃.It is the matter that the 660-h cycle with lower polarization is achieved with EF/LT-based electrolyte at temperature of 80 ℃ and the full cell embraces outstanding cyclic performance,without capacity fading within 100 cycles.Delighting,a door for practical application of Li metal anode for higher energy density as the carbon neutrality progresses in the blooming human society has been opened gradually. | Yuhao Zhu Xieyu Xu Qingpeng Guo Yu Han Haolong Jiang Huize Jiang Hui Wang Pavel V.Evdokimov Olesya O.Kapitanova Valentyn S.Volkov Yongjing Wang Shizhao Xiong Chunman Zheng Kai Xie Xingxing Jiao Yangyang Liu | 2023 | Journal of Energy Chemistry2023,,3: | 0 |
| 6 | Cloning and Bioinformatics Analysis of ZmERECTA-LIKE1 and Construction of Plant Expression Vector显示文摘[Objective] This study was conducted to clone and analyze ERECTA-LIKE1 gene in Zea mays by PCR and bioinformatics methods and to construct plant expression vector p Cambia3301-zm ERECTA-LIKE1. [Method] zm ERECTA-LIKE1(zm ERL1)gene was obtained using RT-PCR, and physical-chemical properties were analyzed by bioinformatics methods, including domains,transmembrane regions, N-Glycosylation potential sites phosphorylation sites, and etc. [Result] Bioinformatics results showed that zm ERL1 gene was 2 169 bp, which encoded a protein consisting of 722 amino acids, 11 N-glycosylation potential sites and 42 kinase specific phosphorylation sites. According to CDD2.23 and TMHMM Server v. 2.0 software, there were leucine-rich repeats,a PKC domain and a transmembrane region in this protein. The theoretical p I and molecular weight of zm ERL1 encoded protein was 6.20 and 79 184.8 using Compute PI/Mw tool. Furthermore, we constructed the plant expression vector p Cambia3301-zm ERECTA-LIKE1 by subcloning zm ERL1 gene into p Cambia3301 instead of GUS. [Conclusion] The results provide a theoretical basis for the application of zm ERL1 gene in future study. | Yihong JI Jinbao PAN Min LU Jun HAN Zhangjie NAN Qingpeng SUN | 2016 | Agricultural Science & Technology2016,17,3: | 0 |
| 7 | Molecular Cloning and Expression Analysis of zm NAC Transcription Factor Gene显示文摘In order to study NAC transcription factor gene in maize(Zea mays), a completed c NAC encoding the NAC-like gene homologue named as Zm NAC was cloned from the maize inbred line Zheng 58 using a pair of specific primers, which were designed to cover the full coding region according to the reported NAC gene family. The length of the sequences was 953 bp.The deduced amino acid sequences analysis showed that the sequence contained the complete coding region of a typical NAC gene, including a complete open reading frame which was 939 bp. The study analyzed the expression patterns of NAC transcript gene induced in various PEG(polyethylene glycol) simulated drought condition. Real-time PCR indicated that maize NAC gene can be induced in various PEG to abiotic stress responses, it could express constitutively to adopt the drought condition in short time, and the higher drought, the more early expression, which indicated that NAC transcript gene could be involved in the regulation of the defense response. | Rong ZHOU Yanwei WANG Jinbao PAN Qingpeng SUN Yihong JI Min LU Jun HAN Zhangjie NAN Yongkun YU | 2016 | Agricultural Science & Technology2016,17,2: | 0 |
| 8 | Bioinformatic Analysis of zm ERECTA-LIKE2Gene from Zea mays显示文摘Zm ERECTA-LIKE2 sequences were isolated according to the Zea mays genome. The study indicates that zm ERECTALIKE2 is composed of 2 410 nucleotides and encodes a receptor-like kinase which consists of 774 amino acids by biological analysis. The results show that zm ERECTA-LIKE2 protein contains 13 domains of leucine-rich repeats and belongs to the PKclike family, it is a liposoluble protein, with a conserved transmembrane region. | Wencheng JIA Yihong JI Yanyan ZHANG Jinbao PAN Yongkun YU Min LU Jun HAN Zhanjie NAN Weixiang WANG Liyu SHI Ye WANG Qingpeng SUN | 2016 | Agricultural Science & Technology2016,17,1: | 0 |